Eleanor RooseveltEleanor Roosevelt (1884-1962) was an American politician, diplomat, and activist. She was the longest-serving First Lady of the United States, holding the post from March 1933 to April 1945. She made Gallup's list of "People that Americans Mos Widely Admired in the 20th Century," and Time's "The 25 Most Powerful Women of the Past Century." Read More Read Less